New KiCAD OSHW PCB project – Breakboard for ADS1220 Low Power 24-bit ADC


BB-ADS1220-1

ADS1220 is four channel 24-bit precise Sigma-Delta ADC with these features:

  • Low Current Consumption 120 µA in Duty-Cycle Mode
  • Wide Supply Range: 2.3 V to 5.5 V
  • Programmable Gain: 1 V/V to 128 V/V
  • Programmable Data Rates: Up to 2 kSPS
  • Up to 20-Bits Effective Resolution
  • Simultaneous 50-Hz and 60-Hz Rejection at 20 SPS with Single-Cycle Settling Digital Filter
  • Two Differential or Four Single-Ended Inputs
  • Dual Matched Programmable Current Sources: 10 µA to 1.5 mA
  • Internal 2.048-V Reference: 5 ppm/°C (typ) Drift
  • Internal 2% Accurate Oscillator
  • Internal Temperature Sensor: 0.5°C (typ) Accuracy
  • SPI-Compatible Interface (Mode 1)

The PCB is made with KiCAD and files are uploaded on GitHub with Apache 2.0 Licensee.

Software examples how to use BB-ADS1220 with OLIMEXINO-32U4 (Arduino Leonardo) and A20-OLinuXino-MICRO are available as reference.

1 Comment (+add yours?)

  1. Vincenzo
    Jun 26, 2015 @ 18:54:52

    software examples are missing🙂

    Reply

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